Ventilator core



FIG. 1 is a perspective of a ventilator core taken from a direction between a front side and a right side of the ventilator;

FIG. 2 is a front elevational view of the ventilator core of FIG. 1;

FIG. 3 is a back elevational view of the ventilator core of FIG. 1;

FIG. 4 is a left side elevational view of the ventilator core of FIG. 1;

FIG. 5 is a right side elevational view of the ventilator core of FIG. 1;

FIG. 6 is a top plan view of the ventilator core of FIG. 1; and,

FIG. 7 is a bottom plan view of the ventilator core of FIG. 1.

In the drawings, the broken lines are for the purpose of illustrating environment only and form no part of the claimed design. 

CLAIM The ornamental design for a ventilator core, as shown and described. 